Home / 9,051.60-13,577.40-5,355.60

Finding the Fourth Proportional to 9,051.60, 13,577.40 and 5,355.60

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Solution

The fourth proportional to 9,051.60, 13,577.40 and 5,355.60 is: 8,033.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051.60 : 13,577.40 = 5,355.60 : x
  2. Step 2: Convert to fraction form
    9,051.60/13,577.40 = 5,355.60/x
  3. Step 3: Cross multiply
    9,051.60x = 13,577.40 × 5,355.60
  4. Step 4: Simplify right side
    9,051.60x = 72,715,123.44
  5. Step 5: Solve for x
    x = 72,715,123.44/9,051.60
  6. Step 6: Final answer
    x = 8,033.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.